Предмет: Химия, автор: irinaarutunan622

определить валентность элементов​

Приложения:
vitaly9virus: В последнем какое соединение?
vitaly9virus: Там N2O?

Ответы

Автор ответа: vitaly9virus
0

Ответ:

H2O => H = 1; O = 2.

MgO => Mg = 2; O = 2.

BaO => Ba = 2; O = 2.

K2O => K = 1; O = 2.

ZnO => Zn = 2; O = 2.

NH3 => N = 3; H = 1.

NO => N = 2; O = 2.

N2O => N = 1; O = 2

Объяснение:

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